Smart phone users who think their phone has the all answers may be selling themselves a bit short. At least that's what one psychologist concluded after studying hundreds of people and finding a link between phones and lazy thinking.

Hillary Clinton is taking some heat after it was revealed she used a personal email address, instead of a government issued account, during her time as Secretary of State. But it is not just America's top diplomat that should be careful about the way he or she uses personal email in the office.